Jirachi

It is said to have the ability to grant any wish for just one week every thousand years.

Diminutive Desire: Look at the top 7 cards of your deck and put 1 of them into your hand. Shuffle the other cards back into your deck.

Doom Desire: Discard all Energy attached to this Pokémon. The Defending Pokémon is Knocked Out at the end of your opponent's next turn.